chrome/browser/ui/views/frame/contents_separator.cc

// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chrome/browser/ui/views/frame/contents_separator.h"

#include <memory>

#include "base/memory/ptr_util.h"
#include "chrome/browser/ui/color/chrome_color_id.h"
#include "ui/base/metadata/metadata_impl_macros.h"
#include "ui/color/color_provider.h"
#include "ui/compositor/layer.h"
#include "ui/compositor/layer_type.h"
#include "ui/views/background.h"
#include "ui/views/controls/separator.h"
#include "ui/views/view.h"

// static
std::unique_ptr<ContentsSeparator>
ContentsSeparator::CreateLayerBasedContentsSeparator() {
  return base::WrapUnique<ContentsSeparator>(
      new ContentsSeparator(/*create_layer=*/true));
}

// static
std::unique_ptr<ContentsSeparator>
ContentsSeparator::CreateContentsSeparator() {
  return base::WrapUnique<ContentsSeparator>(
      new ContentsSeparator(/*create_layer=*/false));
}

ContentsSeparator::ContentsSeparator(bool create_layer) {
  if (create_layer) {
    SetPaintToLayer(ui::LAYER_SOLID_COLOR);
  } else {
    SetBackground(
        views::CreateSolidBackground(kColorToolbarContentAreaSeparator));
  }

  // BrowserViewLayout will respect either the height or width of this,
  // depending on orientation, not simultaneously both.
  SetPreferredSize(
      gfx::Size(views::Separator::kThickness, views::Separator::kThickness));
}

void ContentsSeparator::OnThemeChanged() {
  views::View::OnThemeChanged();
  if (layer()) {
    layer()->SetColor(
        GetColorProvider()->GetColor(kColorToolbarContentAreaSeparator));
  }
}

BEGIN_METADATA(ContentsSeparator)
END_METADATA